/*
 * Copyright 2008 Slava Chernyak
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License. 
 */
package com.chernyak.DataAdapter;

public class CodeFormatter {
	
	public String formatCode(String code) {
		code = code.replaceAll(";", ";\n").replaceAll("\\{", "\\{\n").replaceAll("\\}", "\\}\n");
		String[] lines = code.split("\n");
		
		int tabDepth = 0;
		StringBuilder result = new StringBuilder();
		for(int i = 0; i < lines.length; i++) {		
			if (lines[i].endsWith("{")) {
				result.append(Common.tabGen(tabDepth));
				tabDepth++;
			} else if (lines[i].endsWith("}")) {
				tabDepth = Math.max(0, tabDepth - 1);
				result.append(Common.tabGen(tabDepth));
			} else {
				result.append(Common.tabGen(tabDepth));
			}
			result.append(lines[i]);
			result.append("\n");
		}
		
		return result.toString();	
	}
}
